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strucchange (version 1.2-1)

Testing for Structural Change

Description

Testing, dating and monitoring of structural change in linear regression relationships. strucchange features tests/methods from the generalized fluctuation test framework as well as from the F test (Chow test) framework. This includes methods to fit, plot and test fluctuation processes (e.g., CUSUM, MOSUM, recursive/moving estimates) and F statistics, respectively. It is possible to monitor incoming data online using fluctuation processes. Finally, the breakpoints in regression models with structural changes can be estimated together with confidence intervals. Emphasis is always given to methods for visualizing the data.

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Version

Install

install.packages('strucchange')

Monthly Downloads

39,139

Version

1.2-1

License

GPL

Maintainer

Achim Zeileis

Last Published

September 2nd, 2024

Functions in strucchange (1.2-1)

sctest.formula

Structural Change Tests
sctest.efp

Generalized Fluctuation Tests
root.matrix

Root of a Matrix
strucchange.internal

Internal strucchange objects
boundary.efp

Boundary for Empirical Fluctuation Processes
Fstats

F Statistics
solveCrossprod

Inversion of X'X
sctest.Fstats

supF-, aveF- and expF-Test
breakfactor

Factor Coding of Segmentations
RealInt

US Ex-post Real Interest Rate
confint.breakpointsfull

Confidence Intervals for Breakpoints
durab

US Labor Productivity
boundary.Fstats

Boundary for F Statistics
Grossarl

Marriages, Births and Deaths in Grossarl
mefp

Monitoring of Empirical Fluctuation Processes
breakdates

Breakdates Corresponding to Breakpoints
gefp

Generalized Empirical M-Fluctuation Processes
SP500

S&P 500 Stock Prices
DJIA

Dow Jones Industrial Average
PhillipsCurve

UK Phillips Curve Equation Data
plot.mefp

Plot Methods for mefp Objects
recresid

Recursive Residuals
efp

Empirical Fluctuation Processes
plot.efp

Plot Empirical Fluctuation Process
USIncExp

Income and Expenditures in the US
breakpoints

Dating Breaks
efpFunctional

Functionals for Fluctuation Processes
GermanM1

German M1 Money Demand
plot.Fstats

Plot F Statistics
boundary

Boundary Function for Structural Change Tests
BostonHomicide

Youth Homicides in Boston
boundary.mefp

Boundary Function for Monitoring of Structural Changes
logLik.breakpoints

Log Likelihood and Information Criteria for Breakpoints